<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style type="text/css">
			/* 块级元素 */
			div{
				/* 把块级元素转换成行内元素 */
				/* display: inline; */
				width: 200px;
				height: 200px;
				background-color: red;
				margin-top: 2px;
			}
			/* 行内元素 */
			span{
				/* display: block; */
				width: 200px;
				height: 200px;
				background-color: #007DDB;
				margin-top: 2px;
			}
		</style>
	</head>
	<body>
		<div>Div1</div>
		<div>Div2</div>
		<div>Div3</div>
		<span>Span1</span>
		<span>Span2</span>
		<a href="">超链接</a>
	</body>
</html>
